1 files changed, 14 insertions, 0 deletions
diff --git a/buffer/Blkio errors.md b/buffer/Blkio errors.md
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+++ b/buffer/Blkio errors.md
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+Dmesg is spewing blkio errors
+
+Find out which device: e.g dm-4, then:
+```
+sudo virsh list --all --name | while read dom; do sudo virsh dumpxml $dom | grep dm-4 && echo $dom; done
+```
+To find which domain
+After which:
+```
+sudo virsh dumpxml $domain
+```
+to find the hostname 
+
+reboot it hard.
+\ No newline at end of file